package com.company.jvm;

import sun.misc.Unsafe;

import java.lang.reflect.Field;

public class DirectMemoryOOM {
    private static final int _1MB=1024*1024;

    public static void main(String[] args) throws Exception{
        Field unsafeField= Unsafe.class.getDeclaredFields()[0];
        unsafeField.setAccessible(true);
        Unsafe unsafe=(Unsafe) unsafeField.get(null);

        while (true){
            unsafe.allocateMemory(_1MB);
        }
    }
}
